Breckenridge American (Breckenridge, Tex.), Vol. 19, No. 225, Ed. 1, Sunday, May 14, 1939, newspaper, May 14, 1939; (https://texashistory.unt.edu/ark:/67531/metapth73639/m1/1/: accessed May 6, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .